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Grade 7 practice chapters

1. Grade 7 · Chapter 141

   Reverse order for negative division · practice 15

   Solve -7x ≤ -5, including the boundary. Follow the calculation, then test the quantities in the animated example.

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2. Grade 7 · Chapter 142

   Compare map and model scales · practice 15

   Dilate a rectangle with sides 3.5 and 4.5 by length factor 2.5. Find the new side lengths and area. Follow the calculation, then test the quantities in the animated example.

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3. Grade 7 · Chapter 143

   Connect circumference and circle area · practice 15

   A circle has radius 6. Find the area and arc length of its 60° sector. Follow the calculation, then test the quantities in the animated example.

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4. Grade 7 · Chapter 144

   Account for every box face · practice 15

   Find the surface area of a closed rectangular box with edge lengths 2.5, 4.5, and 5.5. Follow the calculation, then test the quantities in the animated example.

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5. Grade 7 · Chapter 145

   Test a summary against all readings · practice 15

   Find the mean, median, and range of the five values [6, 8, 13, 14, 16]. Follow the calculation, then test the quantities in the animated example.

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6. Grade 7 · Chapter 146

   Combine rational changes · practice 16

   Start at -5 and apply a signed change of -4.5. Where do you finish? Follow the calculation, then test the quantities in the animated example.

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7. Grade 7 · Chapter 147

   Preserve a proportional relationship · practice 16

   One batch has 2 units of A and 2 units of B. Find both quantities in 4 identical batches and the fraction of the total that is A. Follow the calculation, then test the quantities in the animated example.

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8. Grade 7 · Chapter 148

   Track the percent reference base · practice 16

   An original amount of 40 changes by -15%. Find the signed change and the new amount. Follow the calculation, then test the quantities in the animated example.

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9. Grade 7 · Chapter 149

   Check a two-step equation · practice 16

   Solve 3x + (5) = -12, then check by substitution. Follow the calculation, then test the quantities in the animated example.

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10. Grade 7 · Chapter 150

    Reverse order for negative division · practice 16

    Solve -1x ≤ 19, including the boundary. Follow the calculation, then test the quantities in the animated example.

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11. Grade 7 · Chapter 151

    Compare map and model scales · practice 16

    Dilate a rectangle with sides 1 and 5.5 by length factor 1.25. Find the new side lengths and area. Follow the calculation, then test the quantities in the animated example.

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12. Grade 7 · Chapter 152

    Connect circumference and circle area · practice 16

    A circle has radius 8. Find the area and arc length of its 270° sector. Follow the calculation, then test the quantities in the animated example.

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13. Grade 7 · Chapter 153

    Account for every box face · practice 16

    Find the surface area of a closed rectangular box with edge lengths 2, 3, and 3. Follow the calculation, then test the quantities in the animated example.

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14. Grade 7 · Chapter 154

    Test a summary against all readings · practice 16

    Find the mean, median, and range of the five values [8, 10, 16, 18, 20]. Follow the calculation, then test the quantities in the animated example.

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15. Grade 7 · Chapter 155

    Build a two-stage outcome table · practice 11

    Two independent selections each have six equally likely outcomes. The first has 1 favorable outcomes and the second has 5. Find the probability both are favorable. Follow the calculation, then test the quantities in the animated example.

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16. Grade 7 · Chapter 156

    Combine rational changes · practice 17

    Start at 1.5 and apply a signed change of 8. Where do you finish? Follow the calculation, then test the quantities in the animated example.

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17. Grade 7 · Chapter 157

    Preserve a proportional relationship · practice 17

    One batch has 12 units of A and 12 units of B. Find both quantities in 5 identical batches and the fraction of the total that is A. Follow the calculation, then test the quantities in the animated example.

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18. Grade 7 · Chapter 158

    Track the percent reference base · practice 17

    An original amount of 65 changes by 80%. Find the signed change and the new amount. Follow the calculation, then test the quantities in the animated example.

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19. Grade 7 · Chapter 159

    Check a two-step equation · practice 17

    Solve 2x + (10) = 57, then check by substitution. Follow the calculation, then test the quantities in the animated example.

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20. Grade 7 · Chapter 160

    Reverse order for negative division · practice 17

    Solve 3x ≤ -7, including the boundary. Follow the calculation, then test the quantities in the animated example.

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